PlaySndSrv[.]dll

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General

Target

PlaySndSrv.dll
Size

75KB
MD5

e67f3fa9ce7ee65766c59383d555af53
SHA1

254c1d13258ae01bf66b9a6902f6ca91250c7677
SHA256

2fe5695f6573793f51903b23eb92d439f6593f481b34c77db89e6013b5c645fd
SHA512

60a36ec2f432080608848bc0d8cea175d36dccd0a997387752c032d862f3dadf8716d087f4a25cc2b5003ce8457630ccd5390af9c9f2a876b10a86eb58895a04
SSDEEP

1536:3aMLjEKXBR5jCMblkN4Az/wVpTVda6MyTj7HD+4Be5nj7HD+M:3aMRZCiaNVLwzyuT3zAn3F

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
PlaySndSrv.dll

Files

PlaySndSrv.dll
.dll windows:6 windows x86 arch:x86

81e0c71d995fc79ca2faca9a23126f48

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DLL

PDB Paths

PlaySndSrv.pdb

Imports

msvcrt

_CIsin
__CxxFrameHandler3
_purecall
_except_handler4_common
_onexit
__dllonexit
_unlock
_lock
_initterm
_amsg_exit
_XcptFilter
malloc
memset
free
_vsnwprintf
_ftol2_sse
floor

ntdll

RtlAllocateHeap
NtCreateFile
RtlInitUnicodeString
RtlFreeHeap
EtwTraceMessage
EtwUnregisterTraceGuids
EtwRegisterTraceGuidsW
EtwGetTraceEnableFlags
EtwGetTraceEnableLevel
EtwGetTraceLoggerHandle

api-ms-win-service-winsvc-l1-2-0

QueryServiceStatus

api-ms-win-service-management-l1-1-0

OpenServiceW
OpenSCManagerW

user32

UnregisterClassA
DoSoundDisconnect
DoSoundConnect

rpcrt4

NdrAsyncServerCall
RpcServerInqCallAttributesW
RpcServerUnregisterIf
RpcServerUseProtseqEpW
RpcServerListen
RpcAsyncCompleteCall
RpcServerRegisterIfEx

kernel32

HeapFree
UnhandledExceptionFilter
GetTickCount
GetSystemTimeAsFileTime
GetCurrentThreadId
QueryPerformanceCounter
Sleep
CreateThread
CancelIo
DeviceIoControl
CreateEventW
ResetEvent
FreeLibraryAndExitThread
GetOverlappedResult
LoadLibraryW
WaitForMultipleObjectsEx
SetEvent
ResolveDelayLoadedAPI
DelayLoadFailureHook
TerminateProcess
GetCurrentProcess
WaitForSingleObject
GetCurrentProcessId
CloseHandle
ProcessIdToSessionId
GetLastError
Beep
GetSystemDirectoryW
LoadLibraryExW
FreeLibrary
CreateMutexW
DisableThreadLibraryCalls
DeleteCriticalSection
InitializeCriticalSection
EnterCriticalSection
RaiseException
LeaveCriticalSection
SetUnhandledExceptionFilter
GetProcessHeap
HeapAlloc

Exports

Exports

DllCanUnloadNow
DllGetClassObject
PlaySoundServerInitialize
PlaySoundServerTerminate

Sections

.text
Size: 15KB - Virtual size: 14KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 512B - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.idata
Size: 2KB - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 55KB - Virtual size: 54KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 1KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

81e0c71d995fc79ca2faca9a23126f48

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

msvcrt

ntdll

api-ms-win-service-winsvc-l1-2-0

api-ms-win-service-management-l1-1-0

user32

rpcrt4

kernel32

Exports

Exports

Sections

.text Size: 15KB - Virtual size: 14KB

.data Size: 512B - Virtual size: 1KB

.idata Size: 2KB - Virtual size: 2KB

.rsrc Size: 55KB - Virtual size: 54KB

.reloc Size: 1KB - Virtual size: 1KB

.text
Size: 15KB - Virtual size: 14KB

.data
Size: 512B - Virtual size: 1KB

.idata
Size: 2KB - Virtual size: 2KB

.rsrc
Size: 55KB - Virtual size: 54KB

.reloc
Size: 1KB - Virtual size: 1KB